Sassafras albidum
Roots sucker and form thickets, which may or may not be desirable. Sassafras tea contains safrole, a mild carcinogen banned in food products. Iron chlorosis in high pH can turn leaves yellow. […]
Author: Kirby Kalbaugh
Posts by Kirby Kalbaugh
Micromeles alnifolia
Sorbus alnifolia is an attractive small, dense tree that produces beautiful clusters of white flowers in the spring. In the wild, this plant lives in cooler, mountain climates and is not well-adapted to USDA zone 8 and south. Intolerant of city conditions. Tends to flowers heavier every other year. Susceptible to fireblight and scab, but […]
Sorbus intermedia
Structural pruning is important for this species, as it has weak crotch angles. Prune so that the trunk and branches cannot rub against each other. This tree does not tolerate competition well and should be mulched to the dripline. […]
Rosa × ‘Thérèse Bugnet’
‘Thérèse Bugnet’ is a hybrid cultivar of Rosa rugosa that has fragrant, double, pink flowers and lustrous, red canes. Susceptible to rose stem girdler and slightly susceptible to black spot. Good cultural practices are important for roses in order to prevent disease and other pests. Avoid wetting the foliage when watering, place the plant in […]
Rosa ×
Landscape roses were created in the late 20th century that offer low maintenance, and so many landscape roses have, (1) lower growing habit, usually under 2 feet, (2) repeat flowering, (3) some disease and pest resistance, and are (4) non suckering, growing on their own roots. Good cultural practices are important for roses in order […]
Rosa × ‘Korpancom’ [sold as Electric Blanket™]
The Electric Blanket Floribunda Rose is a low-growing, compact plant with abundant salmon-pink flowers from summer through fall. Although generally used as a groundcover, this rose is sometimes trained and sold in a tree form. It has good resistance to powdery mildew, but good cultural practices are important in order to prevent other diseases and […]
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Rosa × ‘Morden Blush’
‘Morden Blush’ is a compact, floriferous cultivar of the Parkland Series, developed from native North American prairie roses. This variant produces an abundance of double flowers on new growth (important since it freezes to the ground in winter) over a long period of time. Flower color varies depending on the temperature, with white to cream […]
Rosa × ‘Nearly Wild’
‘Nearly Wild’ is a lower mainenance, Floridbunda rose that produces pink, single flowers throughout an extremely long bloom period (May to frost). Its spreading form makes ‘Nearly Wild’ good for mass plantings. Susceptible to black spot, but generally not enough to seriously affect the plant. Good cultural practices are important for roses in order to […]
Rhus copallinum
The Flameleaf Sumac is a large shrub or small tree known for its extraordinary, “flaming” red fall color. Its form is initially compact, but then becomes quite open and irregular with age. Spreads by root suckers and forms large colonies, making it inappropriate for small areas. […]
Ribes alpinum
Dioecious (male clones used mostly because these are thought to be rust resistant). Quite resistant to white pine blister rust, whereas other Ribes are not. Many insects and diseases. Flowers not showy and fruits not edible. […]